Home / 48,112,288.08-66,330,725.52-38,221,986.96

Finding the Fourth Proportional to 48,112,288.08, 66,330,725.52 and 38,221,986.96

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Solution

The fourth proportional to 48,112,288.08, 66,330,725.52 and 38,221,986.96 is: 52,695,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,112,288.08 : 66,330,725.52 = 38,221,986.96 : x
  2. Step 2: Convert to fraction form
    48,112,288.08/66,330,725.52 = 38,221,986.96/x
  3. Step 3: Cross multiply
    48,112,288.08x = 66,330,725.52 × 38,221,986.96
  4. Step 4: Simplify right side
    48,112,288.08x = 2,535,292,125,872,779.50
  5. Step 5: Solve for x
    x = 2,535,292,125,872,779.50/48,112,288.08
  6. Step 6: Final answer
    x = 52,695,313.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.